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  <title>2.2 条件和循环</title>
</head>

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  <script src="https://unpkg.com/san@latest/dist/san.dev.js"></script>

  <script src="./index.js"></script>
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    body {
      padding: 20px 30px;
    }

    .table {
      border-collapse: collapse;
      border-spacing: 0;
      width: 280px;
      margin-top: 30px;
      text-align: center;
    }

    .table td {
      line-height: 50px;
      border: 1px solid #e2e2e2;
    }

    .table tr:first-child {
      font-weight: bold;
    }
  </style>
</body>

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